How many CFM do I need in a commercial kitchen?

On average, a range hood fan must move at a minimum of 100 CFM of air for about every 12 inches of the stove width. This actually determines that in case you have a stove that is 30 inches wide then you will need a range hood with a fan that rotates for at least 250 CFM of air.

How do you design a kitchen ventilator?

Place the Range Against an Exterior Wall. The most important step in designing a well-ventilated kitchen is choosing a spot for the range. Since the range is the primary source of fumes, grease and other contaminants in the room, it must have a vent system that pulls the odors and moisture outside your home.

How do I choose a commercial kitchen exhaust fan?

There are five main aspects to consider when choosing a commercial kitchen exhaust fan: model, static pressure, air volume flow rate, motor horsepower, and loudness. Understanding how these relate to your needs will help assist you in choosing the exhaust fan that is right for you.

Under what standards are commercial kitchen hoods be maintained?

The NFPA 96 standard is for your protection. Keeping your commercial kitchen hood clean and well-maintained will ensure that your staff along with your entire facility is protected against any fire-hazards but also reduces the risk of personal liability in the event of a fire or suppression event.

How do you calculate CFM for a kitchen?

Take the total BTUs of your cooktop by adding up the BTUs of each burner and divide that by 100 to get the CFM. So, if your range produces a total of 60,000 BTUs, your range hood must be at least 600 CFM. The more heat your range produces, the more CFM you need for your kitchen range hood.

Do you need an extractor fan in a commercial kitchen?

Legally, there must be effective extraction in every commercial kitchen. You must also maintain this system and ensure it is cleaned regularly. Chefs, as well as external specialists, should do this to reduce the likelihood of fires starting.

What type of duct is best for venting a range hood?

Rigid duct
Rigid duct is the best type of duct to vent your range hood. It requires a one-time installation and little to no maintenance as long as you clean your range hood filters. Most rigid ductwork is made from durable stainless steel, as opposed to rigid ductwork which is aluminum or flimsy plastic.

Which type of exhaust fan is best for kitchen?

Best Kitchen Exhaust Fans

  • Usha Crisp Air Ventilating fan.
  • Havells Ventilair DSP Exhaust Fan.
  • Usha Crisp Air Exhaust Fan.
  • Havells FHVVEDXOWH08 Ventil Air Dx Exhaust Fan.
  • Maa-Ku 220V Kitchen Exhaust Fan.
  • Usha Crisp Air Premia BV Exhaust Fan.
  • Luminous vento axial 150mm exhaust fan.
  • Kaff LYRA LR6 Exhaust Fan.

What is a Type 2 vent hood?

Type II hoods are often called oven hoods or condensate hoods. They are not intended for use above grease producing appliances. Type II hoods are exhaust only hoods meant to remove heat, moisture, and odors and are primarily used over non-grease producing cooking appliances.

What is a Type 1 commercial kitchen hood?

Type 1 hoods are designed to be used with appliances that produce greasy by- products and smoke created while cooking. Type 1 hoods primarily deal with the removal of grease particles from the air they are often referred to as Grease Hoods.

What is the NFPA code for kitchen hoods?

NFPA 96 is the industry standard for the cleanliness and maintenance of commercial kitchen exhaust systems. As you use cooking equipment, vaporized grease solidifies inside the ventilation ducts over time, creating an inevitable fire hazard.